Finding the Fourth Proportional to 432,085.33, 648,109.53 and 147,801.30

Step by Step Solution

1. Step 1: Write the proportion equation
   432,085.33 : 648,109.53 = 147,801.30 : x
2. Step 2: Convert to fraction form
   432,085.33/648,109.53 = 147,801.30/x
3. Step 3: Cross multiply
   432,085.33x = 648,109.53 × 147,801.30
4. Step 4: Simplify right side
   432,085.33x = 95,791,431,076.39
5. Step 5: Solve for x
   x = 95,791,431,076.39/432,085.33
6. Step 6: Final answer
   x = 221,695.63